<template>
  <div>
    <!--    搜索表单-->
    <div style="margin-bottom: 20px">
      <!--      v-mode v-model绑定变量,使其可以进行搜索;@click使其可以搜索-->
      <el-input style="width:240px;margin-left: 5px"placeholder="请输入用户名" v-model="params.name"></el-input>
      <el-input style="width:240px;margin-left: 5px"placeholder="请输入联系方式" v-model="params.phone"></el-input>
      <el-input style="width:240px;margin-left: 5px"placeholder="请输入邮箱" v-model="params.email"></el-input>
      <el-button style="margin-left: 5px" type="primary" @click="load"><i class="el-icon-search"></i> 搜索</el-button>
      <el-button style="margin-left: 5px" type="warning" @click="reset"><i class="el-icon-refresh-right"></i> 重置</el-button>
    </div>
    <!--    表格区域-->
    <el-table :data="tableData" stripe>
      <el-table-column prop="id" label="编号" width="100px"></el-table-column>
      <el-table-column prop="username" label="用户名" width="160px"></el-table-column>
<!--      <el-table-column prop="age" label="年龄" width="80px"></el-table-column>-->
      <el-table-column prop="phone" label="联系方式" width="180px"></el-table-column>
<!--      <el-table-column prop="password" label="密码"></el-table-column>-->
      <el-table-column prop="email" label="邮箱" width="200px"></el-table-column>
      <el-table-column prop="createtime" label="创建时间" width="180px"></el-table-column>
      <el-table-column prop="updatetime" label="更新时间" width="180px"></el-table-column>
      <el-table-column label="状态" width="180px">
        <template v-slot="scope">
          <el-switch
              v-model="scope.row.status"
              @change="changeStatus(scope.row)"
              active-color="#13ce66"
              inactive-color="#ff4949">
          </el-switch>
        </template>
      </el-table-column>

      <el-table-column label="操作">
        <template v-slot="scope">
<!--          scope.row就是当前行数据;scope.row.id获取当前行id @click方法实现点击后跳转,并显示数据信息-->
          <el-button type="primary" @click="$router.push('/editAdmin?id=' + scope.row.id)">
            编辑
          </el-button>

          <el-popconfirm
              style="margin-left: 6px"
              title="您确定删除这行数据吗?"
              @confirm="del(scope.row.id)">
            <el-button type="danger" slot="reference">
              删除
            </el-button>
          </el-popconfirm>

            <el-button style="margin-left: 6px" type="warning" @click="handleChangePass(scope.row)">
              修改密码
            </el-button>

        </template>
      </el-table-column>
    </el-table>

    <!--    分页功能,来自element ui-->
    <!--    current-page和page-size绑定分页组件,提供当前页码以及当前每一个个数跟数据绑定-->
    <div style="margin-top: 20px">
      <el-pagination
          background
          :current-page="params.pageNum"
          :page-size="params.pageSize"
          layout="prev, pager, next"
          @current-change="handleCurrentChange"
          :total="total">
      </el-pagination>
    </div>

    <el-dialog title="修改密码" :visible.sync="dialogFormVisible" width="30%">
      <el-form :model="form" label-width="100px" ref="formRef" :rules="rules">
        <el-form-item label="新密码" prop="newPass">
          <el-input v-model="form.newPass" autocomplete="off" show-password></el-input>
        </el-form-item>
      </el-form>

      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="savePass">确 定</el-button>
      </div>
    </el-dialog>

  </div>
</template>

<script>
import request from "@/utils/request";
import Cookies from 'js-cookie';
export default {
  name: 'AdminList',
  data() {
    return {
      admin: Cookies.get('admin') ? JSON.parse(Cookies.get('admin')) :{},
      tableData: [],
      total: 0,
      dialogFormVisible:false,
      form:{},
      //  绑定值
      params: {
        pageNum: 1,
        pageSize: 10,
        name: '',
        phone: '',
        email: '',
      },
      rules:{
        newPass: [
          {required: true, message: '请输入新密码', trigger: 'blur'},
          {min:2,max:10,message: '长度在2-10个字符之间',trigger: 'blur'}
        ]
      }
    }
    // components: {
    //   HelloWorld
    // }
  },
  created(){
    this.load()
  },
  //前端常采用anxious来处理数据
  methods:{
    changeStatus(row) {
      //防止管理员自己禁用自己
      if(this.admin.id === row.id && !row.status){
        row.status = true
        this.$notify.warning('您的操作不合法')
        return
      }
      request.put('/admin/update',row).then(res => {
        if (res.code === '200'){
          this.$notify.success('操作成功')
          //  新增成功后清空输入框内数据
          this.load()
        } else{
          this.$notify.error(res.msg)
        }

      })
    },
    handleChangePass(row) {
      this.form=JSON.parse(JSON.stringify(row))
      this.dialogFormVisible = true
    },
    savePass(){
      this.$refs['formRef'].validate((valid) => {
        if (valid) {
          //这里是put接口,而非post
          request.put('/admin/password',this.form).then(res => {
            if(res.code === '200'){
              this.$notify.success("修改成功")
              if(this.form.id === this.admin.id){ //当前修改的用户id等于当前登录的管理员id,修改成功后需重新登录
                Cookies.remove('admin')
                this.$router.push('/login')
              } else{
                this.load()
                this.dialogFormVisible = false
              }
            }else{
              this.$notify.error('修改失败')
            }
          })
        }
      })
    },
    load(){
      //res代表的就是mysql表中的那个数组,用fetch方法不太方便
      // fetch('http://localhost:9090/user/list').then(res => res.json()).then(res => {
      //   console.log(res)
      //   this.tableData=res
      // })
      request.get('/admin/page',{
        params:this.params
      }).then(res => {
        if(res.code === '200') {
          this.tableData = res.data.list
          this.total = res.data.total
        }
      })
    },
    reset(){
      this.params={
        pageNum: 1,
        pageSize: 10,
        name: '',
        phone: '',
        email:''
      }
      this.load()
    },
    handleCurrentChange(pageNum){
      //  点击分页按钮实现分页
      this.params.pageNum=pageNum
      this.load()
    },
    del(id){
      request.delete("/admin/delete/" +id).then(res => {
        if(res.code === '200'){
          this.$notify.success("删除成功")
          this.load()
        }else{
          this.$notify.error(res.msg)
        }
      })
    }

  }
}
</script>

<style scoped>

</style>